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                    1.前言
            
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                    3.1 Flutter介绍
            
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                    4.HarmonyOS/OpenHarmony与ArkTS介绍
            
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                    4.1 HarmonyOS
            
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                    4.2 OpenHarmony
            
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                    4.3 HarmonyOS NEXT
            
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                    4.4 ArkTS语言
            
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                    4.5 三者的区别与联系
            
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                    5.Flutter鸿蒙化
            
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                    5.1 背景
            
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                    5.2 原理
            
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                    5.3 Impeller渲染引擎
            
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                    6.鸿蒙Flutter开发环境配置
            
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                    6.1 Windows环境配置
            
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                    6.2 Mac环境配置
            
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                    6.3 使用FlutterSDK 3.22.1
            
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                    6.4 第一个鸿蒙Flutter应用程序
            
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                    6.5 运行到多平台
            
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                    6.6 OpenHarmony设备运行指导
            
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                    6.7 现有Flutter项目支持鸿蒙
            
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                    6.8 鸿蒙版Flutter仓库变更
            
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                    6.9 使用FVM管理
            
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                    6.10 使用最新FlutterSDK配置开发环境
            
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                    6.11 真机与模拟器
            
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                    7.在鸿蒙应用中添加Flutter页面
            
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                    7.1如何使用 FlutterPage
            
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                    7.2如何使用混合开发添加跳转 FlutterEntry
            
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                    7.3 harmonyos添加flutter页面跳转时路由的处理
            
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                    7.4使用 Flutter Channel实现和Flutter和HarmonyOS交互
            
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                    8.在鸿蒙应用中使用Flutter Channel能力
            
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        <li class="chapter " data-level="1.8.1" data-path="../chapter8/8.1如何使用Flutter与鸿蒙通信 FlutterChannel.md">
            
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                    8.1如何使用Flutter与鸿蒙通信 FlutterChannel
            
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                    8.2如何使用混合开发添加跳转 FlutterEntry
            
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                    8.3如何使用Flutter和鸿蒙NEXT混合渲染
            
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                    8.4 混合渲染开发实践：以 fluttertpc_scan 三方库为例
            
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        <li class="chapter " data-level="1.8.5" data-path="../chapter8/8.5如何使用Flutter与鸿蒙通信 FlutterChannel.html">
            
                <a href="../chapter8/8.5如何使用Flutter与鸿蒙通信 FlutterChannel.html">
            
                    
                    8.5如何使用Flutter与鸿蒙通信 FlutterChannel
            
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        <li class="chapter " data-level="1.9" data-path="./">
            
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                    9.与原生混合渲染
            
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                    9.1Flutter OHOS外接纹理适配简介.md
            
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        <li class="chapter " data-level="1.9.2" data-path="9.2如何使用多引擎 FlutterEngineGroup.html">
            
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                    9.2如何使用多引擎 FlutterEngineGroup
            
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                    9.3如何使用PlatformView
            
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                    9.4PlatformView同层渲染方案适配切换指导
            
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                    9.5如何使用混合开发 module
            
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                    10.开发Flutter静态库
            
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                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/如何使用混合开发 module.md">
            
                    
                    10.1开发module
            
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        <li class="chapter " data-level="1.10.2" >
            
                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/开发package.md">
            
                    
                    10.2开发package
            
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        <li class="chapter " data-level="1.10.3" >
            
                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/开发plugin.md">
            
                    
                    10.3开发plugin
            
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        <li class="chapter " data-level="1.10.4" >
            
                <a target="_blank" href="https://gitcode.com/openharmony-sig/flutter_samples/blob/master/ohos/docs/04_development/开发FFI plugin.md">
            
                    
                    10.4开发FFI plugin
            
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                    11.Packages使用指南
            
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                    11.1高效使用 Packages指南
            
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                    11.2发布Packages
            
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        <li class="chapter " data-level="1.12" data-path="../chapter12/">
            
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                    12.鸿蒙适配Flutter三方库
            
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                    12.1纯dart库无需迁移
            
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        <li class="chapter " data-level="1.12.2" data-path="../chapter12/12.2坚果派已适配的库">
            
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                    12.2坚果派目前适配三方库进展
            
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                    12.3适配三方库之FlutterToast
            
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                    12.4适配三方库之udid
            
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                    12.5适配torch_light.md
            
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                    12.6适配flutter_native_contact_picker
            
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                    12.7适配flutter_timezone.md
            
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        <li class="chapter " data-level="1.12.8" data-path="../chapter12/12.8适配flutter_exit_app.html">
            
                <a href="../chapter12/12.8适配flutter_exit_app.html">
            
                    
                    12.8适配flutter_exit_app.md
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.9" data-path="../chapter12/12.9适配flutter_phone_direct_caller.html">
            
                <a href="../chapter12/12.9适配flutter_phone_direct_caller.html">
            
                    
                    12.9适配flutter_phone_direct_caller
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.10" data-path="../chapter12/12.10适配flutter_app_icon_badge.html">
            
                <a href="../chapter12/12.10适配flutter_app_icon_badge.html">
            
                    
                    12.10适配flutter_app_icon_badge
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.12.11" data-path="../chapter12/12.11适配memory_info.html">
            
                <a href="../chapter12/12.11适配memory_info.html">
            
                    
                    12.11适配memory_info
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.13" data-path="../chapter13/">
            
                <a href="../chapter13/">
            
                    
                    13.性能优化与调试
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.13.1" data-path="../chapter13/13.1DevTool使用.md">
            
                <span>
            
                    
                    13.1DevTool使用
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.2" data-path="../chapter13/13.2性能分析定界指南.html">
            
                <a href="../chapter13/13.2性能分析定界指南.html">
            
                    
                    13.2性能分析定界(OpenHarmony平台)指南
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.3" data-path="../chapter13/13.3梳理线程顺序.html">
            
                <a href="../chapter13/13.3梳理线程顺序.html">
            
                    
                    13.3性能分析第一步-梳理线程顺序
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.4" data-path="../chapter13/13.4滑动响应时延.html">
            
                <a href="../chapter13/13.4滑动响应时延.html">
            
                    
                    13.4性能分析-滑动响应时延
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.5" data-path="../chapter13/13.5帧渲染跟踪.html">
            
                <a href="../chapter13/13.5帧渲染跟踪.html">
            
                    
                    13.5性能分析-帧渲染跟踪
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.13.6" data-path="../chapter13/13.6如何调试代码.html">
            
                <a href="../chapter13/13.6如何调试代码.html">
            
                    
                    13.6如何调试代码
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.14" data-path="../chapter14/">
            
                <a href="../chapter14/">
            
                    
                    14.迁移实战
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.14.1" data-path="../chapter14/14.1拨打电话.html">
            
                <a href="../chapter14/14.1拨打电话.html">
            
                    
                    14.1拨打电话
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.2" data-path="../chapter14/14.2使用url_launcher.html">
            
                <a href="../chapter14/14.2使用url_launcher.html">
            
                    
                    14.2使用url_launcher
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.3" data-path="../chapter14/14.3flutter开发鸿蒙PC应用.html">
            
                <a href="../chapter14/14.3flutter开发鸿蒙PC应用.html">
            
                    
                    14.3flutter开发鸿蒙PC应用
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.4" data-path="../chapter14/14.4探索适用于鸿蒙原生应用的跨平台开发框架.html">
            
                <a href="../chapter14/14.4探索适用于鸿蒙原生应用的跨平台开发框架.html">
            
                    
                    14.4探索适用于鸿蒙原生应用的跨平台开发框架
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.5" data-path="../chapter14/14.5保存图片.html">
            
                <a href="../chapter14/14.5保存图片.html">
            
                    
                    14.5保存图片
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.14.6" data-path="../chapter14/14.6使用url.html">
            
                <a href="../chapter14/14.6使用url.html">
            
                    
                    14.6使用url
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.15" data-path="../chapter15/">
            
                <a href="../chapter15/">
            
                    
                    15.上架审核
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.15.1" data-path="../chapter15/15.1应用上架流程.html">
            
                <a href="../chapter15/15.1应用上架流程.html">
            
                    
                    15.1应用上架流程
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.15.2" data-path="../chapter15/15.2审核注意事项.html">
            
                <a href="../chapter15/15.2审核注意事项.html">
            
                    
                    15.2审核注意事项
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.16" data-path="../chapter16/">
            
                <a href="../chapter16/">
            
                    
                    16.FAQ
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.16.1" data-path="../chapter16/16.5环境相关问题.html">
            
                <a href="../chapter16/16.5环境相关问题.html">
            
                    
                    16.1环境相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.2" data-path="../chapter16/16.6ohos代码开发相关问题.html">
            
                <a href="../chapter16/16.6ohos代码开发相关问题.html">
            
                    
                    16.2ohos代码开发相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.3" data-path="../chapter16/16.3权限相关.html">
            
                <a href="../chapter16/16.3权限相关.html">
            
                    
                    16.3权限相关
            
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        </li>
    
        <li class="chapter " data-level="1.16.4" data-path="../chapter16/16.2原有项目迁移鸿蒙.html">
            
                <a href="../chapter16/16.2原有项目迁移鸿蒙.html">
            
                    
                    16.4原有项目迁移鸿蒙
            
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        <li class="chapter " data-level="1.16.5" data-path="../chapter16/16.1ohos应用编译相关问题.html">
            
                <a href="../chapter16/16.1ohos应用编译相关问题.html">
            
                    
                    16.5ohos应用编译相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.6" data-path="../chapter16/16.6ohos运行相关问题.md">
            
                <span>
            
                    
                    16.6ohos运行相关问题
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.7" data-path="../chapter16/16.7解析flutter相关的cppcrash堆栈.html">
            
                <a href="../chapter16/16.7解析flutter相关的cppcrash堆栈.html">
            
                    
                    16.7解析flutter相关的cppcrash堆栈
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.16.8" data-path="../chapter16/16.8ohos引擎产物编译相关问题.html">
            
                <a href="../chapter16/16.8ohos引擎产物编译相关问题.html">
            
                    
                    ohos引擎产物编译相关问题
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.17" data-path="../chapter17/">
            
                <a href="../chapter17/">
            
                    
                    17.阅读更多
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.17.1" data-path="../chapter17/17.1版本.html">
            
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                    17.1版本
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.2" data-path="../chapter17/17.2平台判断与问题处理指南.html">
            
                <a href="../chapter17/17.2平台判断与问题处理指南.html">
            
                    
                    17.2平台判断与问题处理指南
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.3" data-path="../chapter17/17.3鸿蒙版Flutter 3.22.0版本正式发布(1.0Release">
            
                <span>
            
                    
                    17.3鸿蒙版Flutter 3.22.0版本正式发布(1.0Release)
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.17.4" data-path="../chapter17/17.4优化 ohos 构建过程.html">
            
                <a href="../chapter17/17.4优化 ohos 构建过程.html">
            
                    
                    17.4优化 ohos 构建过程
            
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        <li class="chapter " data-level="1.17.5" data-path="../chapter17/17.5新增use-application-binary命令.html">
            
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                    17.5新增use-application-binary命令
            
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            </ul>
            
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        <li class="chapter " data-level="1.18" data-path="../chapter18/">
            
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                    18.多设备能力
            
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        <li class="chapter " data-level="1.18.1" data-path="../chapter18/18.1多设备自适应布局.html">
            
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                    18.1自适应布局
            
                </a>
            

            
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        <li class="chapter " data-level="1.18.2" data-path="../chapter18/18.2多设备响应式布局.html">
            
                <a href="../chapter18/18.2多设备响应式布局.html">
            
                    
                    18.2响应式布局
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.3" data-path="../chapter18/18.3多设备典型布局场景.html">
            
                <a href="../chapter18/18.3多设备典型布局场景.html">
            
                    
                    18.3典型布局场景
            
                </a>
            

            
        </li>
    
        <li class="chapter " data-level="1.18.4" data-path="../chapter18/184Flutter交互归一能力.md">
            
                <span>
            
                    
                    18.4交互归一
            
                </a>
            

            
        </li>
    

            </ul>
            
        </li>
    
        <li class="chapter " data-level="1.19" data-path="../chapter20/">
            
                <a href="../chapter20/">
            
                    
                    20.版本更新
            
                </a>
            

            
            <ul class="articles">
                
    
        <li class="chapter " data-level="1.19.1" data-path="../chapter20/20.1Flutter 3.22.0-ohos 1.0.1 Release发布.html">
            
                <a href="../chapter20/20.1Flutter 3.22.0-ohos 1.0.1 Release发布.html">
            
                    
                    20.1Flutter 3.22.0-ohos 1.0.1 Release发布
            
                </a>
            

            
        </li>
    

            </ul>
            
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        <li class="chapter " data-level="1.20" >
            
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                    19.关于未来
            
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        <li class="chapter " data-level="1.20.1" data-path="../致谢.html">
            
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                    致谢
            
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        <a href=".." >9.3如何使用PlatformView</a>
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                    <h2 id="&#x51C6;&#x5907;&#x5DE5;&#x4F5C;"><a name="&#x51C6;&#x5907;&#x5DE5;&#x4F5C;" class="plugin-anchor" href="#&#x51C6;&#x5907;&#x5DE5;&#x4F5C;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x51C6;&#x5907;&#x5DE5;&#x4F5C;</h2>
<h3 id="&#x4E00;&#x3001;flutter&#x5F00;&#x53D1;&#x73AF;&#x5883;&#x914D;&#x7F6E;"><a name="&#x4E00;&#x3001;flutter&#x5F00;&#x53D1;&#x73AF;&#x5883;&#x914D;&#x7F6E;" class="plugin-anchor" href="#&#x4E00;&#x3001;flutter&#x5F00;&#x53D1;&#x73AF;&#x5883;&#x914D;&#x7F6E;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4E00;&#x3001;Flutter&#x5F00;&#x53D1;&#x73AF;&#x5883;&#x914D;&#x7F6E;</h3>
<p><a href="https://gitcode.com/openharmony-sig/flutter_flutter/blob/master/README.md" target="_blank">&#x53C2;&#x8003;</a></p>
<h3 id="&#x4E8C;&#x3001;&#x521B;&#x5EFA;&#x9879;&#x76EE;"><a name="&#x4E8C;&#x3001;&#x521B;&#x5EFA;&#x9879;&#x76EE;" class="plugin-anchor" href="#&#x4E8C;&#x3001;&#x521B;&#x5EFA;&#x9879;&#x76EE;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4E8C;&#x3001;&#x521B;&#x5EFA;&#x9879;&#x76EE;</h3>
<ol>
<li>&#x6267;&#x884C; <code>flutter create --platforms ohos platform_demo</code> &#x521B;&#x5EFA;&#x9879;&#x76EE;&#x3002;</li>
<li><code>cd</code> &#x5230; <code>platform_demo</code> &#x76EE;&#x5F55;&#x4E0B;&#xFF0C;&#x6267;&#x884C; <code>flutter pub get</code> &#x4E0B;&#x8F7D;&#x4F9D;&#x8D56;&#x3002;</li>
</ol>
<h2 id="&#x4EE3;&#x7801;&#x5B9E;&#x73B0;"><a name="&#x4EE3;&#x7801;&#x5B9E;&#x73B0;" class="plugin-anchor" href="#&#x4EE3;&#x7801;&#x5B9E;&#x73B0;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4EE3;&#x7801;&#x5B9E;&#x73B0;</h2>
<h3 id="&#x4E00;&#x3001;native&#x4FA7;"><a name="&#x4E00;&#x3001;native&#x4FA7;" class="plugin-anchor" href="#&#x4E00;&#x3001;native&#x4FA7;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4E00;&#x3001;Native&#x4FA7;</h3>
<ol>
<li><p>&#x4F7F;&#x7528; <code>DevEco Studio</code> &#x5DE5;&#x5177;&#x6253;&#x5F00; <code>platform_demo\ohos</code> &#x9879;&#x76EE;&#x3002;</p>
</li>
<li><p>&#x5728; <code>platform_demo\ohos\entry\src\main\ets\entryability</code> &#x76EE;&#x5F55;&#x4E0B;&#x5B9E;&#x73B0;&#x4EE3;&#x7801;&#x3002;</p>
</li>
<li><p>&#x65B0;&#x5EFA; <code>CustomView.ets</code> &#x6587;&#x4EF6;&#xFF0C;<code>CustomView</code> &#x7528;&#x4E8E;&#x5728;Flutter Widget&#x91CC;&#x663E;&#x793A;&#x3002;</p>
<ol>
<li><p>&#x5B9A;&#x4E49;&#x4E00;&#x4E2A;<code>Component</code>&#xFF0C;&#x4EE3;&#x8868;ohos&#x7684;<code>PlatformView</code>&#x7684;&#x5B9A;&#x4E49;&#x3002;</p>
<pre><code class="lang-ts">@Component
struct ButtonComponent {
    @Prop params: Params
    customView: CustomView = <span class="hljs-keyword">this</span>.params.platformView as CustomView
    @StorageLink(<span class="hljs-string">&apos;numValue&apos;</span>) storageLink: <span class="hljs-built_in">string</span> = <span class="hljs-string">&quot;first&quot;</span>
    @State bkColor: Color = Color.Red

    build() {
      Column() {
        Button(<span class="hljs-string">&quot;&#x53D1;&#x9001;&#x6570;&#x636E;&#x7ED9;Flutter&quot;</span>)
          .border({ width: <span class="hljs-number">2</span>, color: Color.Blue})
          .backgroundColor(<span class="hljs-keyword">this</span>.bkColor)
          .onTouch((event: TouchEvent) =&gt; {
            <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&quot;nodeController button on touched&quot;</span>)
          })
          .onClick((event: ClickEvent) =&gt; {
            <span class="hljs-keyword">this</span>.customView.sendMessage();
            <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&quot;nodeController button on click&quot;</span>)
          })

        Text(<span class="hljs-string">`&#x6765;&#x81EA;Flutter&#x7684;&#x6570;&#x636E; : <span class="hljs-subst">${this.storageLink}</span>`</span>)
          .onTouch((event: TouchEvent) =&gt; {
            <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&quot;nodeController text on touched&quot;</span>)
          })

        }.alignItems(HorizontalAlign.Center)
        .justifyContent(FlexAlign.Center)
        .direction(Direction.Ltr)
        .width(<span class="hljs-string">&apos;100%&apos;</span>)
        .height(<span class="hljs-string">&apos;100%&apos;</span>)
    }
}
</code></pre>
</li>
<li><p>&#x5B9A;&#x4E49;&#x4E00;&#x4E2A;builder&#x65B9;&#x6CD5;&#xFF0C;&#x653E;&#x5165;&#x81EA;&#x5B9A;&#x4E49;Component&#x7EC4;&#x4EF6;&#x3002;</p>
<pre><code class="lang-ts">@Builder
<span class="hljs-function"><span class="hljs-keyword">function</span> <span class="hljs-title">ButtonBuilder</span>(<span class="hljs-params">params: Params</span>) </span>{
  ButtonComponent({ params: params })
    .backgroundColor(Color.Yellow)
}
</code></pre>
</li>
<li><p>&#x7EE7;&#x627F;PlatformView&#x5B9E;&#x73B0;&#x4E00;&#x4E2A;&#x81EA;&#x5B9A;&#x4E49;&#x7684;Customview&#xFF0C;&#x5B9E;&#x73B0;getView&#x63A5;&#x53E3;&#xFF0C;&#x8FD4;&#x56DE;<code>WrappedBuilder(ButtonBuilder)</code>&#xFF0C;&#x653E;&#x5165;builder&#x65B9;&#x6CD5;&#x3002;</p>
<pre><code class="lang-ts"><span class="hljs-keyword">import</span> MethodChannel, {
        MethodCallHandler,
        MethodResult
        } from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/MethodChannel&apos;</span>;
<span class="hljs-keyword">import</span> PlatformView, { Params } from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/platform/PlatformView&apos;</span>;
<span class="hljs-keyword">import</span> common from <span class="hljs-string">&apos;@ohos.app.ability.common&apos;</span>;
<span class="hljs-keyword">import</span> { BinaryMessenger } from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/BinaryMessenger&apos;</span>;
<span class="hljs-keyword">import</span> StandardMethodCodec from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/StandardMethodCodec&apos;</span>;
<span class="hljs-keyword">import</span> MethodCall from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/MethodCall&apos;</span>;

@Observed
<span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> CustomView extends PlatformView <span class="hljs-keyword">implements</span> MethodCallHandler {
    numValue: <span class="hljs-built_in">string</span> = <span class="hljs-string">&quot;test&quot;</span>;

    methodChannel: MethodChannel;
    index: <span class="hljs-built_in">number</span> = <span class="hljs-number">1</span>;

    <span class="hljs-keyword">constructor</span>(context: common.Context, viewId: number, args: ESObject, message: BinaryMessenger) {
        <span class="hljs-keyword">super</span>();
        <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&quot;nodeController viewId:&quot;</span> + viewId)
        <span class="hljs-comment">// &#x6CE8;&#x518C;&#x6D88;&#x606F;&#x901A;&#x9053;&#xFF0C;&#x6D88;&#x606F;&#x901A;&#x9053;&#x6839;&#x636E;&#x5177;&#x4F53;&#x9700;&#x6C42;&#x6DFB;&#x52A0;&#xFF0C;&#x4EE3;&#x7801;&#x4EC5;&#x4F5C;&#x4E3A;&#x793A;&#x4F8B;</span>
        <span class="hljs-keyword">this</span>.methodChannel = <span class="hljs-keyword">new</span> MethodChannel(message, <span class="hljs-string">`com.rex.custom.ohos/customView<span class="hljs-subst">${viewId}</span>`</span>, StandardMethodCodec.INSTANCE);
        <span class="hljs-keyword">this</span>.methodChannel.setMethodCallHandler(<span class="hljs-keyword">this</span>);
    }

    onMethodCall(call: MethodCall, result: MethodResult): <span class="hljs-built_in">void</span> {
        <span class="hljs-comment">// &#x63A5;&#x53D7;Dart&#x4FA7;&#x53D1;&#x6765;&#x7684;&#x6D88;&#x606F;</span>
        <span class="hljs-keyword">let</span> method: <span class="hljs-built_in">string</span> = call.method;
        <span class="hljs-keyword">let</span> link1: SubscribedAbstractProperty&lt;<span class="hljs-built_in">number</span>&gt; = AppStorage.link(<span class="hljs-string">&apos;numValue&apos;</span>);
        <span class="hljs-keyword">switch</span> (method) {
            <span class="hljs-keyword">case</span> <span class="hljs-string">&apos;getMessageFromFlutterView&apos;</span>:
                <span class="hljs-keyword">let</span> value: ESObject = call.args;
                <span class="hljs-keyword">this</span>.numValue = value;
                link1.set(value)
                <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&quot;nodeController receive message from dart: &quot;</span> + <span class="hljs-keyword">this</span>.numValue);
                result.success(<span class="hljs-literal">true</span>);
                <span class="hljs-keyword">break</span>;
        }
    }

    <span class="hljs-keyword">public</span> sendMessage = () =&gt; {
        <span class="hljs-built_in">console</span>.log(<span class="hljs-string">&quot;nodeController sendMessage&quot;</span>)
        <span class="hljs-comment">//&#x5411;Dart&#x4FA7;&#x53D1;&#x9001;&#x6D88;&#x606F;</span>
        <span class="hljs-keyword">this</span>.methodChannel.invokeMethod(<span class="hljs-string">&apos;getMessageFromOhosView&apos;</span>, <span class="hljs-string">&apos;natvie - &apos;</span> + <span class="hljs-keyword">this</span>.index++);
    }

    getView(): WrappedBuilder&lt;[Params]&gt; {
        <span class="hljs-keyword">return</span> <span class="hljs-keyword">new</span> WrappedBuilder(ButtonBuilder);
    }

    dispose(): <span class="hljs-built_in">void</span> {
    }
}
</code></pre>
</li>
<li><p>&#x5B9E;&#x73B0;&#x4E00;&#x4E2A;&#x81EA;&#x5B9A;&#x4E49;&#x7684;<code>PlatformViewFactory</code>&#xFF0C;&#x5728;&#x5176;<code>create</code>&#x65B9;&#x6CD5;&#x4E2D;&#x521B;&#x5EFA;&#x81EA;&#x5B9A;&#x4E49;&#x7684;<code>PlatformView</code>&#x7684;&#x5B9E;&#x4F8B;&#x3002;</p>
<pre><code class="lang-ts"><span class="hljs-keyword">import</span> common from <span class="hljs-string">&apos;@ohos.app.ability.common&apos;</span>;
<span class="hljs-keyword">import</span> MessageCodec from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/MessageCodec&apos;</span>;
<span class="hljs-keyword">import</span> PlatformViewFactory from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/platform/PlatformViewFactory&apos;</span>;
<span class="hljs-keyword">import</span> { BinaryMessenger } from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/BinaryMessenger&apos;</span>;
<span class="hljs-keyword">import</span> PlatformView from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/platform/PlatformView&apos;</span>;
<span class="hljs-keyword">import</span> { CustomView } from <span class="hljs-string">&apos;./CustomView&apos;</span>;

<span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> CustomFactory extends PlatformViewFactory {
  message: BinaryMessenger;

  <span class="hljs-keyword">constructor</span>(message: BinaryMessenger, createArgsCodes: MessageCodec&lt;Object&gt;) {
    <span class="hljs-keyword">super</span>(createArgsCodes);
    <span class="hljs-keyword">this</span>.message = message;
  }

  <span class="hljs-keyword">public</span> create(context: common.Context, viewId: <span class="hljs-built_in">number</span>, args: <span class="hljs-built_in">Object</span>): PlatformView {
    <span class="hljs-keyword">return</span> <span class="hljs-keyword">new</span> CustomView(context, viewId, args, <span class="hljs-keyword">this</span>.message);
  }
}
</code></pre>
</li>
<li><p>&#x65B0;&#x5EFA;&#x4E00;&#x4E2A;&#x7EE7;&#x627F;&#x4E8E;<code>FlutterPlugin</code>&#x7684;CustomPlugin&#x63D2;&#x4EF6;&#xFF0C;&#x5728;<code>onAttachedToEngine</code>&#x4E2D;&#xFF0C;&#x6CE8;&#x518C;&#x81EA;&#x5B9A;&#x4E49;&#x7684;<code>PlatformViewFactory</code></p>
<pre><code class="lang-ts"><span class="hljs-keyword">import</span>  { FlutterPlugin,
  FlutterPluginBinding } from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/embedding/engine/plugins/FlutterPlugin&apos;</span>;
<span class="hljs-keyword">import</span> StandardMessageCodec from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/plugin/common/StandardMessageCodec&apos;</span>;
<span class="hljs-keyword">import</span> { CustomFactory } from <span class="hljs-string">&apos;./CustomFactory&apos;</span>;

<span class="hljs-keyword">export</span> <span class="hljs-keyword">class</span> CustomPlugin <span class="hljs-keyword">implements</span> FlutterPlugin {
  getUniqueClassName(): <span class="hljs-built_in">string</span> {
    <span class="hljs-keyword">return</span> <span class="hljs-string">&apos;CustomPlugin&apos;</span>;
  }

  onAttachedToEngine(binding: FlutterPluginBinding): <span class="hljs-built_in">void</span> {
    binding.getPlatformViewRegistry()?.
    registerViewFactory(<span class="hljs-string">&apos;com.rex.custom.ohos/customView&apos;</span>, <span class="hljs-keyword">new</span> CustomFactory(binding.getBinaryMessenger(), StandardMessageCodec.INSTANCE));
  }

  onDetachedFromEngine(binding: FlutterPluginBinding): <span class="hljs-built_in">void</span> {}
}
</code></pre>
</li>
<li><p>&#x6253;&#x5F00;<code>EntryAbility.ets</code>&#x6587;&#x4EF6;&#xFF0C;&#x6DFB;&#x52A0;Plugin(&#x4E5F;&#x53EF;&#x4EE5;&#x628A;&#x81EA;&#x5B9A;&#x4E49;PlatformView&#x5199;&#x5728;&#x4E00;&#x4E2A;OpenHarmony&#x63D2;&#x4EF6;&#x4E2D;&#xFF0C;&#x5728;&#x5E94;&#x7528;&#x4E2D;&#x6CBF;&#x7528;&#xFF0C;&#x5C31;&#x4E0D;&#x7528;&#x5728;&#x6B64;&#x663E;&#x5F0F;&#x6DFB;&#x52A0;&#x63D2;&#x4EF6;)</p>
<pre><code class="lang-ts"><span class="hljs-keyword">import</span> { FlutterAbility } from <span class="hljs-string">&apos;@ohos/flutter_ohos&apos;</span>
<span class="hljs-keyword">import</span> FlutterEngine from <span class="hljs-string">&apos;@ohos/flutter_ohos/src/main/ets/embedding/engine/FlutterEngine&apos;</span>;
<span class="hljs-keyword">import</span> { CustomPlugin } from <span class="hljs-string">&apos;./CustomPlugin&apos;</span>;
<span class="hljs-keyword">import</span> { GeneratedPluginRegistrant } from <span class="hljs-string">&apos;../plugins/GeneratedPluginRegistrant&apos;</span>;

<span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> <span class="hljs-keyword">class</span> EntryAbility extends FlutterAbility {
  configureFlutterEngine(flutterEngine: FlutterEngine) {
    <span class="hljs-keyword">super</span>.configureFlutterEngine(flutterEngine)
    GeneratedPluginRegistrant.registerWith(flutterEngine)
    <span class="hljs-keyword">this</span>.addPlugin(<span class="hljs-keyword">new</span> CustomPlugin());
  }
}
</code></pre>
</li>
</ol>
</li>
</ol>
<h3 id="&#x4E8C;&#x3001;dart&#x4FA7;"><a name="&#x4E8C;&#x3001;dart&#x4FA7;" class="plugin-anchor" href="#&#x4E8C;&#x3001;dart&#x4FA7;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4E8C;&#x3001;Dart&#x4FA7;</h3>
<ol>
<li><p>&#x4F7F;&#x7528; <code>Android Studio</code>&#x5DE5;&#x5177;&#x6253;&#x5F00; <code>platform_demo</code>&#x9879;&#x76EE;&#x3002;</p>
</li>
<li><p>&#x5728;<code>platform_demo\lib</code>&#x76EE;&#x5F55;&#x4E0B;&#x5B9E;&#x73B0;&#x4EE3;&#x7801;&#x3002;</p>
</li>
<li><p>&#x65B0;&#x5EFA;<code>CustomOhosView</code>&#xFF0C;&#x7528;&#x4E8E;&#x663E;&#x793A;<code>Native</code>&#x4FA7;&#x7684;<code>CustomView&#x7684;Widget</code> OhosView&#x7EC4;&#x4EF6;&#x5C31;&#x662F;&#x6865;&#x63A5;PlatformView&#x7684;&#x5173;&#x952E;&#x3002;</p>
<ul>
<li>viewType&#xFF1A;&#x4F20;&#x9012;&#x7ED9;Native&#x4FA7;&#xFF0C;&#x544A;&#x77E5;&#x63D2;&#x4EF6;&#x9700;&#x8981;&#x521B;&#x5EFA;&#x90A3;&#x4E2A;PlatformView&#xFF0C;&#x8FD9;&#x4E2A;PlatformView&#x9700;&#x8981;&#x5728;&#x63D2;&#x4EF6;&#x521D;&#x59CB;&#x5316;&#x65F6;&#x6CE8;&#x518C;&#x3002;</li>
<li>onPlatformViewCreated&#xFF1A;PlatformView&#x521B;&#x5EFA;&#x6210;&#x529F;&#x65F6;&#x7684;&#x56DE;&#x8C03;&#x3002;</li>
<li>creationParams&#xFF1A;&#x4F20;&#x9012;&#x7ED9;PlatformView&#x7684;&#x521D;&#x59CB;&#x5316;&#x53C2;&#x6570;&#x3002;</li>
</ul>
<p>&#x5B9E;&#x73B0;<code>CustomOhosView</code>&#xFF0C;&#x4F7F;&#x7528;<code>OhosView</code>&#x7EC4;&#x4EF6;&#xFF0C;<code>viewType</code>&#x9700;&#x8981;&#x548C;ets&#x4FA7;<code>FlutterPlugin</code>&#x505A;<code>registerViewFactory</code>&#x64CD;&#x4F5C;&#x65F6;&#x6307;&#x5B9A;&#x7684;<code>viewType</code>&#x4E00;&#x81F4;&#x3002;</p>
<pre><code class="lang-dart"><span class="hljs-keyword">import</span> <span class="hljs-string">&apos;dart:async&apos;</span>;

<span class="hljs-keyword">import</span> <span class="hljs-string">&apos;package:flutter/material.dart&apos;</span>;
<span class="hljs-keyword">import</span> <span class="hljs-string">&apos;package:flutter/services.dart&apos;</span>;

<span class="hljs-keyword">typedef</span> OnViewCreated = <span class="hljs-built_in">Function</span>(CustomViewController);

<span class="hljs-comment"><span class="markdown">///&#x81EA;&#x5B9A;&#x4E49;OhosView</span></span>
<span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">CustomOhosView</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">StatefulWidget</span> </span>{
  <span class="hljs-keyword">final</span> OnViewCreated onViewCreated;

  <span class="hljs-keyword">const</span> CustomOhosView(<span class="hljs-keyword">this</span>.onViewCreated, {Key? key}) : <span class="hljs-keyword">super</span>(key: key);

  <span class="hljs-meta">@override</span>
  State&lt;CustomOhosView&gt; createState() =&gt; _CustomOhosViewState();
}

<span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">_CustomOhosViewState</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">State</span>&lt;<span class="hljs-title">CustomOhosView</span>&gt; </span>{
  late MethodChannel _channel;

  <span class="hljs-meta">@override</span>
  Widget build(BuildContext context) {
    <span class="hljs-keyword">return</span> _getPlatformFaceView();
  }

  Widget _getPlatformFaceView() {
    <span class="hljs-keyword">return</span> OhosView(
      viewType: <span class="hljs-string">&apos;com.rex.custom.ohos/customView&apos;</span>,
      onPlatformViewCreated: _onPlatformViewCreated,
      creationParams: <span class="hljs-keyword">const</span> &lt;<span class="hljs-built_in">String</span>, <span class="hljs-keyword">dynamic</span>&gt;{<span class="hljs-string">&apos;initParams&apos;</span>: <span class="hljs-string">&apos;hello world&apos;</span>},
      creationParamsCodec: <span class="hljs-keyword">const</span> StandardMessageCodec(),
    );
  }

  <span class="hljs-keyword">void</span> _onPlatformViewCreated(<span class="hljs-built_in">int</span> id) {
    _channel = MethodChannel(<span class="hljs-string">&apos;com.rex.custom.ohos/customView$id&apos;</span>);
    <span class="hljs-keyword">final</span> controller = CustomViewController._(
      _channel,
    );
    widget.onViewCreated(controller);
  }
}
</code></pre>
</li>
<li><p>&#x5728;<code>CustomOhosView</code>&#x6240;&#x5728;&#x6587;&#x4EF6;&#x4E2D;&#x65B0;&#x5EFA;<code>CustomViewController</code>&#xFF0C;&#x7528;&#x4E8E;&#x5B9E;&#x73B0;Dart&#x4FA7;&#x4E0E;Native&#x4FA7;&#x7684;&#x4EA4;&#x4E92;&#x3002;</p>
<pre><code class="lang-dart"><span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">CustomViewController</span> </span>{
  <span class="hljs-keyword">final</span> MethodChannel _channel;
  <span class="hljs-keyword">final</span> StreamController&lt;<span class="hljs-built_in">String</span>&gt; _controller = StreamController&lt;<span class="hljs-built_in">String</span>&gt;();

  CustomViewController._(
    <span class="hljs-keyword">this</span>._channel,
  ) {
    _channel.setMethodCallHandler(
      (call) <span class="hljs-keyword">async</span> {
        <span class="hljs-keyword">switch</span> (call.method) {
          <span class="hljs-keyword">case</span> <span class="hljs-string">&apos;getMessageFromOhosView&apos;</span>:
            <span class="hljs-comment">// &#x4ECE;native&#x7AEF;&#x83B7;&#x53D6;&#x6570;&#x636E;</span>
            <span class="hljs-keyword">final</span> result = call.arguments <span class="hljs-keyword">as</span> <span class="hljs-built_in">String</span>;
            _controller.sink.add(result);
            <span class="hljs-keyword">break</span>;
        }
      },
    );
  }

  Stream&lt;<span class="hljs-built_in">String</span>&gt; <span class="hljs-keyword">get</span> customDataStream =&gt; _controller.stream;

  <span class="hljs-comment">// &#x53D1;&#x9001;&#x6570;&#x636E;&#x7ED9;native</span>
  Future&lt;<span class="hljs-keyword">void</span>&gt; sendMessageToOhosView(<span class="hljs-built_in">String</span> message) <span class="hljs-keyword">async</span> {
    <span class="hljs-keyword">await</span> _channel.invokeMethod(
      <span class="hljs-string">&apos;getMessageFromFlutterView&apos;</span>,
      message,
    );
  }
}
</code></pre>
</li>
<li><p>&#x4FEE;&#x6539;<code>platform_demo\lib\main.dart</code>&#x6587;&#x4EF6;&#x4E2D;&#x7684;&#x4EE3;&#x7801;&#x3002;</p>
<pre><code class="lang-dart"><span class="hljs-keyword">import</span> <span class="hljs-string">&apos;dart:math&apos;</span>;

<span class="hljs-keyword">import</span> <span class="hljs-string">&apos;package:flutter/material.dart&apos;</span>;
<span class="hljs-keyword">import</span> <span class="hljs-string">&apos;custom_ohos_view.dart&apos;</span>;

<span class="hljs-keyword">void</span> main() {
  runApp(<span class="hljs-keyword">const</span> MaterialApp(home: MyHome()));
}

<span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">MyHome</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">StatelessWidget</span> </span>{
  <span class="hljs-keyword">const</span> MyHome({Key? key}) : <span class="hljs-keyword">super</span>(key: key);

  <span class="hljs-meta">@override</span>
  Widget build(BuildContext context) {
    <span class="hljs-keyword">return</span> <span class="hljs-keyword">const</span> Scaffold(
      body: CustomExample(),
    );
  }
}

<span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">CustomExample</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">StatefulWidget</span> </span>{
  <span class="hljs-keyword">const</span> CustomExample({Key? key}) : <span class="hljs-keyword">super</span>(key: key);

  <span class="hljs-meta">@override</span>
  State&lt;CustomExample&gt; createState() =&gt; _CustomExampleState();
}

<span class="hljs-class"><span class="hljs-keyword">class</span> <span class="hljs-title">_CustomExampleState</span> <span class="hljs-keyword">extends</span> <span class="hljs-title">State</span>&lt;<span class="hljs-title">CustomExample</span>&gt; </span>{
  <span class="hljs-built_in">String</span> receivedData = <span class="hljs-string">&apos;&apos;</span>;
  CustomViewController? _controller;

  <span class="hljs-keyword">void</span> _onCustomOhosViewCreated(CustomViewController controller) {
    _controller = controller;
    _controller?.customDataStream.listen((data) {
      <span class="hljs-comment">//&#x63A5;&#x6536;&#x5230;&#x6765;&#x81EA;OHOS&#x7AEF;&#x7684;&#x6570;&#x636E;</span>
      setState(() {
        receivedData = <span class="hljs-string">&apos;&#x6765;&#x81EA;ohos&#x7684;&#x6570;&#x636E;&#xFF1A;$data&apos;</span>;
      });
    });
  }

  Widget _buildOhosView() {
    <span class="hljs-keyword">return</span> Expanded(
      child: Container(
        color: Colors.blueAccent.withAlpha(<span class="hljs-number">60</span>),
        child: CustomOhosView(_onCustomOhosViewCreated),
      ),
      flex: <span class="hljs-number">1</span>,
    );
  }

  Widget _buildFlutterView() {
    <span class="hljs-keyword">return</span> Expanded(
      child: Stack(
        alignment: AlignmentDirectional.bottomCenter,
        children: [
          Column(
            mainAxisAlignment: MainAxisAlignment.center,
            mainAxisSize: MainAxisSize.max,
            children: [
              TextButton(
                onPressed: () {
                  <span class="hljs-keyword">final</span> randomNum = Random().nextInt(<span class="hljs-number">10</span>);
                  _controller
                      ?.sendMessageToOhosView(<span class="hljs-string">&apos;flutter - $randomNum &apos;</span>);
                },
                child: <span class="hljs-keyword">const</span> Text(<span class="hljs-string">&apos;&#x53D1;&#x9001;&#x6570;&#x636E;&#x7ED9;ohos&apos;</span>),
              ),
              <span class="hljs-keyword">const</span> SizedBox(height: <span class="hljs-number">10</span>),
              Text(receivedData),
            ],
          ),
          <span class="hljs-keyword">const</span> Padding(
            padding: EdgeInsets.only(bottom: <span class="hljs-number">15</span>),
            child: Text(
              <span class="hljs-string">&apos;Flutter - View&apos;</span>,
              style: TextStyle(
                fontSize: <span class="hljs-number">20</span>,
                fontWeight: FontWeight.bold,
              ),
            ),
          ),
        ],
      ),
      flex: <span class="hljs-number">1</span>,
    );
  }

  <span class="hljs-meta">@override</span>
  Widget build(BuildContext context) {
    <span class="hljs-keyword">return</span> Column(
      children: [
        _buildOhosView(),
        _buildFlutterView(),
      ],
    );
  }
}
</code></pre>
</li>
</ol>
<h2 id="&#x7F16;&#x8BD1;&#x8FD0;&#x884C;"><a name="&#x7F16;&#x8BD1;&#x8FD0;&#x884C;" class="plugin-anchor" href="#&#x7F16;&#x8BD1;&#x8FD0;&#x884C;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x7F16;&#x8BD1;&#x8FD0;&#x884C;</h2>
<h3 id="&#x4E00;&#x3001;&#x7B7E;&#x540D;"><a name="&#x4E00;&#x3001;&#x7B7E;&#x540D;" class="plugin-anchor" href="#&#x4E00;&#x3001;&#x7B7E;&#x540D;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4E00;&#x3001;&#x7B7E;&#x540D;</h3>
<ol>
<li>&#x4F7F;&#x7528; <code>DevEco Studio</code> &#x5DE5;&#x5177;&#x6253;&#x5F00; <code>platform_demo\ohos</code> &#x76EE;&#x5F55;&#x3002;</li>
<li>&#x5355;&#x51FB; <code>File &gt; Project Structure &gt; Project &gt; Signing Configs</code> &#x754C;&#x9762;&#x52FE;&#x9009; <code>Automatically generate signature</code>&#xFF0C;&#x7B49;&#x5F85;&#x81EA;&#x52A8;&#x7B7E;&#x540D;&#x5B8C;&#x6210;&#xFF0C;&#x70B9;&#x51FB;OK&#x3002;</li>
</ol>
<h3 id="&#x4E8C;&#x3001;&#x7F16;&#x8BD1;&#x8FD0;&#x884C;"><a name="&#x4E8C;&#x3001;&#x7F16;&#x8BD1;&#x8FD0;&#x884C;" class="plugin-anchor" href="#&#x4E8C;&#x3001;&#x7F16;&#x8BD1;&#x8FD0;&#x884C;"><i class="fa fa-link" aria-hidden="true"></i></a>&#x4E8C;&#x3001;&#x7F16;&#x8BD1;&#x8FD0;&#x884C;</h3>
<ol>
<li><p><code>cd</code> &#x5230; <code>platform_demo</code> &#x76EE;&#x5F55;&#x4E0B;&#x3002;</p>
</li>
<li><p>&#x6253;&#x5F00; &#x7EC8;&#x7AEF;&#xFF0C;&#x6267;&#x884C;&#x4E0B;&#x9762;&#x6307;&#x4EE4;&#x8FDB;&#x884C;&#x7F16;&#x8BD1;&#x8FD0;&#x884C;&#xFF1A;</p>
<pre><code class="lang-cmd">flutter run -d &lt;device-id&gt;
</code></pre>
</li>
</ol>
<h2 id="demo"><a name="demo" class="plugin-anchor" href="#demo"><i class="fa fa-link" aria-hidden="true"></i></a>demo</h2>
<p>&#x8BF7;&#x53C2;&#x8003; <a href="https://gitcode.com/openharmony-tpc/flutter_samples/tree/master/ohos/platform_demo/" target="_blank">platform_demo</a>&#x3002; </p>
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